Home / 126,872.66-175,082.33-69,511.52

Finding the Fourth Proportional to 126,872.66, 175,082.33 and 69,511.52

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Solution

The fourth proportional to 126,872.66, 175,082.33 and 69,511.52 is: 95,924.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,872.66 : 175,082.33 = 69,511.52 : x
  2. Step 2: Convert to fraction form
    126,872.66/175,082.33 = 69,511.52/x
  3. Step 3: Cross multiply
    126,872.66x = 175,082.33 × 69,511.52
  4. Step 4: Simplify right side
    126,872.66x = 12,170,239,494.93
  5. Step 5: Solve for x
    x = 12,170,239,494.93/126,872.66
  6. Step 6: Final answer
    x = 95,924.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.